Benchmark
non-incremental/UF/grasshopper/instantiated/reverse_loop_invariant_25_3.smt2
GRASShopper benchmarks.
Authors: Ruzica Piskac, Thomas Wies, and Damien Zufferey
URL: http://cs.nyu.edu/wies/software/grasshopper
See also: GRASShopper - Complete Heap Verification with Mixed Specifications. In TACAS 2014, pages 124-139.
If this benchmark is satisfiable, GRASShopper reports the following error message:
tests/spl/sl/sl_reverse.spl:25:3-4:An invariant might not be maintained by a loop in procedure reverse
tests/spl/sl/sl_reverse.spl:17:14:Related location: This is the loop invariant that might not be maintained
| Benchmark |
|---|
| Size | 13137 |
| Compressed Size | 2126 |
| License |
Creative Commons Attribution 4.0 International
(CC-BY-4.0)
|
| Category | crafted |
| First Occurrence | 2014-07-21 |
| Generated By | — |
| Generated On | — |
| Generator | — |
| Dolmen OK | 1 |
| strict Dolmen OK | 1 |
| check-sat calls | 1 |
| Status | unsat |
| Inferred Status | unsat |
| Size | 13129 |
| Compressed Size | 2138 |
| Max. Term Depth | 10 |
| Asserts | 60 |
| Declared Functions | 10 |
| Declared Constants | 25 |
| Declared Sorts | 4 |
| Defined Functions | 0 |
| Defined Recursive Functions | 0 |
| Defined Sorts | 0 |
| Constants | 0 |
| Declared Datatypes | 0 |
Symbols
not | 77 |
or | 53 |
and | 45 |
= | 48 |
forall | 25 |
| | | | | |
Evaluations
| Evaluation |
Rating |
Solver |
Variant |
Result |
Wallclock |
CPU Time |
|
SMT-COMP 2014
|
|
CVC3 |
CVC3 default |
unsat ✅
|
0.81925
|
0.81088
|
| |
CVC4 |
CVC4 f7118b2 default |
unsat ✅
|
0.11861
|
0.10498
|
| |
veriT |
veriT-smtcomp2014 default |
unsat ✅
|
0.16060
|
0.14898
|
| |
Z3 |
Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-COMP-2014 default |
unsat ✅
|
0.05440
|
0.04699
|
|
SMT-COMP 2015
|
|
CVC3 |
CVC3 default |
unsat ✅
|
0.91728
|
0.91686
|
| |
CVC4 |
CVC4-master-2015-06-15-9b32405-main default |
unsat ✅
|
0.13695
|
0.10898
|
| |
|
CVC4-experimental-2015-06-15-ff5745a-main default |
unsat ✅
|
0.11002
|
0.10698
|
| |
veriT |
veriT default |
unsat ✅
|
0.10446
|
0.10298
|
| |
Z3 |
z3 4.4.0 default |
unsat ✅
|
0.07857
|
0.07899
|
|
SMT-COMP 2016
|
0.33 (4/6) |
CVC4 |
CVC4-master-2016-05-27-cfef263-main default |
unsat ✅
|
0.09971
|
0.09992
|
| |
Vampire |
vampire_smt_4.1 vampire_smtcomp |
unsat ✅
|
1.66981
|
1.67893
|
| |
|
vampire_smt_4.1_parallel vampire_smtcomp |
unsat ✅
|
0.39646
|
0.19953
|
| |
veriT |
veriT-dev default |
unsat ✅
|
0.03816
|
0.03837
|
| |
Z3 |
z3-4.4.1 default |
unsat ✅
|
0.07063
|
0.07189
|
|
SMT-COMP 2017
|
0.33 (4/6) |
CVC4 |
CVC4-smtcomp2017-main default |
unsat ✅
|
0.10145
|
0.10090
|
| |
Vampire |
vampire4.2-smt vampire |
unsat ✅
|
0.25140
|
0.29118
|
| |
veriT |
veriT-2017-06-17 default |
unsat ✅
|
0.06043
|
0.05980
|
| |
Z3 |
z3-4.5.0 default |
unsat ✅
|
0.08032
|
0.07950
|
|
SMT-COMP 2018
|
0.33 (4/6) |
CVC4 |
master-2018-06-10-b19c840-competition-default_default |
unsat ✅
|
0.10366
|
0.10383
|
| |
Vampire |
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
43.01200
|
170.80000
|
| |
veriT |
veriT_default |
unsat ✅
|
0.06429
|
0.06454
|
| |
Z3 |
z3-4.7.1_default |
unsat ✅
|
0.08980
|
0.08969
|
|
SMT-COMP 2020
|
0.14 (6/7) |
Alt-Ergo |
Alt-Ergo-SMTComp-2020_default |
unsat ✅
|
1.74452
|
6.80000
|
| |
CVC4 |
CVC4-sq-final_default |
unsat ✅
|
0.09374
|
0.09406
|
| |
|
CVC4-2019-06-03-d350fe1-wrapped-sq_default |
unsat ✅
|
0.09359
|
0.09396
|
| |
SMTInterpol |
smtinterpol-2.5-679-gacfde87a_default |
unsat ✅
|
212.65800
|
229.63500
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.3_s_default |
unknown ❌
|
2.44633
|
3.50962
|
| |
Vampire |
vampire_smt_4.5_vampire_smtcomp |
unsat ✅
|
0.22159
|
0.23086
|
| |
|
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
33.07710
|
154.03900
|
| |
veriT |
veriT_default |
unsat ✅
|
0.10489
|
0.10521
|
| |
|
veriT+vite_default |
unsat ✅
|
0.05258
|
0.05293
|
| |
Z3 |
z3-4.8.8_default |
unsat ✅
|
0.06633
|
0.06626
|
|
SMT-COMP 2023
|
0.17 (5/6) |
cvc5 |
cvc5-default-2023-05-16-ea045f305_sq |
unsat ✅
|
0.20126
|
0.20184
|
| |
|
cvc5-default-2022-07-02-b15e116-wrapped_sq |
unsat ✅
|
0.11176
|
0.11232
|
| |
iProver |
iProver-3.8-fix_iprover_SMT |
unsat ✅
|
1.15025
|
3.58000
|
| |
SMTInterpol |
smtinterpol-2.5-1272-g2d6d356c_default |
unsat ✅
|
404.06500
|
420.19000
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.9_default |
unknown ❌
|
3.11973
|
5.14322
|
| |
Vampire |
vampire_4.8_smt_pre_vampire_smtcomp |
unsat ✅
|
0.49833
|
0.38387
|
| |
Yices2 |
Yices 2 for SMTCOMP 2023_default |
unsat ✅
|
0.18246
|
0.18240
|
|
SMT-COMP 2025
|
0.20 (4/5) |
cvc5 |
cvc5 |
unsat ✅
|
0.48336
|
0.36043
|
| |
iProver |
iProver v3.9.3 |
unsat ✅
|
0.86337
|
2.25470
|
| |
SMTInterpol |
SMTInterpol |
unsat ✅
|
258.34194
|
272.09629
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT |
unknown ❌
|
1.92031
|
4.18674
|
| |
Yices2 |
Yices2 |
unsat ✅
|
0.32475
|
0.19761
|